About Mainstream Air Filters

Resources / FAQ

My Account

20x20x5 Air Filters

Browse our selection of personally curated 20x20x5 furnace and A/C filters.

Lennox Healthy Climate X7935 Media Air Filter - 20x20x5 Air Filters

Lennox Healthy Climate X7935

Size: 20x20x5

MERV: 16

Case: 1

$159.00

VIEW PRODUCT
Lennox Healthy Climate 19L14 Media Air Filter - 20x20x5 Air Filters

Lennox Healthy Climate 19L14

Size: 20x20x5

MERV: 13

Case: 2

$126.00

VIEW PRODUCT
Lennox Healthy Climate X0585 Media Air Filter - 20x20x5 Air Filters

Lennox Healthy Climate X0585

Size: 20x20x5

MERV: 11

Case: 2

$91.95

VIEW PRODUCT

Contact Us

Phone
Email

Company Policy

About Mainstream Air Filters

Refund & Return Policy

Privacy Policy

Services

HVAC Contractors

Filter Subscription

Knowledge Center

Resources / FAQ

© 2025 All rights reserved

Made with Elementor​